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CachedRowsetTest.java

/*
 Copyright (c) 2002, 2010, Oracle and/or its affiliates. All rights reserved.
 

  The MySQL Connector/J is licensed under the terms of the GPLv2
  <http://www.gnu.org/licenses/old-licenses/gpl-2.0.html>, like most MySQL Connectors.
  There are special exceptions to the terms and conditions of the GPLv2 as it is applied to
  this software, see the FLOSS License Exception
  <http://www.mysql.com/about/legal/licensing/foss-exception.html>.

  This program is free software; you can redistribute it and/or modify it under the terms
  of the GNU General Public License as published by the Free Software Foundation; version 2
  of the License.

  This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
  without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
  See the GNU General Public License for more details.

  You should have received a copy of the GNU General Public License along with this
  program; if not, write to the Free Software Foundation, Inc., 51 Franklin St, Fifth
  Floor, Boston, MA 02110-1301  USA



 */
package testsuite.regression;

import java.lang.reflect.Method;
import java.sql.ResultSet;

import javax.sql.RowSet;

import testsuite.BaseTestCase;

/**
 * Regression test cases for the ResultSet class.
 * 
 * @author Eric Herman
 */
00040 public class CachedRowsetTest extends BaseTestCase {
      /**
       * Creates a new CachedRowsetTest
       * 
       * @param name
       *            the name of the test to run
       */
00047       public CachedRowsetTest(String name) {
            super(name);
      }

      /**
       * Runs all test cases in this test suite
       * 
       * @param args
       */
00056       public static void main(String[] args) {
            junit.textui.TestRunner.run(CachedRowsetTest.class);
      }

      /**
       * Tests fix for BUG#5188, CachedRowSet errors using PreparedStatement. Uses
       * Sun's "com.sun.rowset.CachedRowSetImpl"
       * 
       * @throws Exception
       */
00066       public void testBug5188() throws Exception {
            String implClass = "com.sun.rowset.CachedRowSetImpl";
            Class c;
            Method populate;
            try {
                  c = Class.forName(implClass);
            } catch (ClassNotFoundException e) {
                  System.out.println("skipping testBug5188. Requires: " + implClass);
                  return;
            }
            populate = c.getMethod("populate", new Class[] { ResultSet.class });

            createTable("testBug5188", "(ID int NOT NULL AUTO_INCREMENT, "
                        + "datafield VARCHAR(64), " + "PRIMARY KEY(ID))");

            this.stmt.executeUpdate("INSERT INTO testBug5188(datafield) "
                        + "values('test data stuff !')");

            String sql = "SELECT * FROM testBug5188 where ID = ?";
            this.pstmt = this.conn.prepareStatement(sql);
            this.pstmt.setString(1, "1");
            this.rs = this.pstmt.executeQuery();

            // create a CachedRowSet and populate it
            RowSet cachedRowSet = (RowSet) c.newInstance();
            // cachedRowSet.populate(rs);
            populate.invoke(cachedRowSet, new Object[] { this.rs });

            // scroll through CachedRowSet ...
            assertTrue(cachedRowSet.next());
            assertEquals("1", cachedRowSet.getString("ID"));
            assertEquals("test data stuff !", cachedRowSet.getString("datafield"));
            assertFalse(cachedRowSet.next());

      }
}

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